CVE-2022-48841

ice: fix NULL pointer dereference in ice_update_vsi_tx_ring_stats()

MEDIUM
5.5
CVSS Score
Published: July 16, 2024 at 12:25 PM UTC
Updated: June 17, 2026 at 05:16 AM UTC
1 product affected across 1 vendorLinux Kernel

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Severity
MEDIUM5.5
Exploit prediction
EPSS 0.2%
SSVC
No known exploit

Description

In the Linux kernel, the following vulnerability has been resolved: ice: fix NULL pointer dereference in ice_update_vsi_tx_ring_stats() It is possible to do NULL pointer dereference in routine that updates Tx ring stats. Currently only stats and bytes are updated when ring pointer is valid, but later on ring is accessed to propagate gathered Tx stats onto VSI stats. Change the existing logic to move to next ring when ring is NULL.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v < 5.16.175.16 ≤ v < 5.16.175.16 ≤ v < 5.175.17 rc15.17 rc25.17 rc35.17 rc45.17 rc55.17 rc65.17 rc75.17 rc8e72bba21355dbb67512a0d666fec9f4b56dbfc2f
Vendor states this is fixed in 2397270ec97c5e3009a58ac110a25e1869e9d6ff (fixed)
Vendor states this is fixed in f153546913bada41a811722f2c6d17c3243a0333 (fixed)
Vendor states this is fixed in 5.16 (unaffected)
Vendor states this is fixed in 5.16.17 (unaffected)
Vendor states this is fixed in 5.17 (unaffected)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

References (2)

Mailing ListPatch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/2397270ec97c5e3009a58ac110a25e1869e9d6ff
Mailing ListPatch
Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
https://git.kernel.org/stable/c/f153546913bada41a811722f2c6d17c3243a0333

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

Attack Vector
LOCAL
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-476

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